The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel)

The critical depth for a channel is given by (where q = Unit discharge

1.	The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel)
A.	<img src="/_files/images/mechanical-engineering/hydraulics-and-fluid-mechanics/173-275-1.png">
B.	<img src="/_files/images/mechanical-engineering/hydraulics-and-fluid-mechanics/173-275-2.png">
C.	<img src="/_files/images/mechanical-engineering/hydraulics-and-fluid-mechanics/173-275-3.png">
D.	<img src="/_files/images/mechanical-engineering/hydraulics-and-fluid-mechanics/173-275-4.png">
Answer» C. <img src="/_files/images/mechanical-engineering/hydraulics-and-fluid-mechanics/173-275-3.png">